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<?php class base58 { static public $alphabet = "123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ"; public static function encode($int) { $base58_string = ""; $base = strlen(self::$alphabet); while($int >= $base) { $div = floor($int / $base); $mod = ($int - ($base * $div)); // php's % is broke with >32bit int on 32bit proc $base58_string = self::$alphabet{$mod} . $base58_string; $int = $div; } if($int) $base58_string = self::$alphabet{$int} . $base58_string; return $base58_string; } public static function decode($base58) { $int_val = 0; for($i=strlen($base58)-1,$j=1,$base=strlen(self::$alphabet);$i>=0;$i--,$j*=$base) { $int_val += $j * strpos(self::$alphabet, $base58{$i}); } return $int_val; } } for($i = 0; $i < 1000; $i++) { echo "http://flic.kr/p/" . base58::encode('3392387861') . "\n"; }

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